Tongue and neck-yoke coupling



Dec. 18, 1928.

R. H. HOLLIS TONGUE AND NECK 10KB COUPLINGS Filed March 26. 1926Patented- Dec. 18; 1 928 7 nonnnrnnrnnn HoLn s, or kAMLoors, BRiTISHcerium/1131A; CANADA. r l

ronenn nnn nncx-Yoxn'conrnrne. l

Application filed March 26,1926." Serial No; 97,690.

ly couple the neck'yoke to a vehicle tongue or pole, one whereby freeyoke relative tb jthe vpole'willbepermitted and one in which readilyconnected with or disconnected from the pole and its accidentaldisconnection prevented; 5

A further object is to construct the device so that foreign matterlodging therein can readily cleared out. A furtherobject-is'theprovision of a device which will permit of theusmg of the drawing,in;which: i ig. l is a side'view of-xthe-device showing it in normal"positionand connecting the v neck yoke to the pole.

V showing the device in the posltion occupied when the' 'draft animalsare holding back.

1g. 4 is a view similar to Figure 3 show ing the device in the positionit will occupy 1f the harness tugs break. 7

casting. a v In the drawing like characters of reference indicatecorresponding parts in the several figures. r

It is a Well known fact that the'type of neck yoke now most commonly inuse and having a ring for receiv ng the pole is unfright or lungeforward, thefring is liable to and often does slip off the end of thepole.

allowing the front end of the latterto fall to the ground causingpossibly thewrecking quickly and can be manufacturedina durakyoke maybe1g. 5 IS a rear view of the socket-like be coupled oruncoupledv-easily'and ble manner and at comparatively small}dist;

The :vehiclepolevor tongue 1 is ofith'e con j y ventional typejasie'also'zthe neck yoke 2. g

Theneck yoke is provided centrallyJ-in the 7 present instancewi-th topand bottom bearingplates'i and lfvvhich are attached to the I these eyessupport a ring adap'tedjto receive the forward' end of the The member 7is provided at the 'upper end With'eye's 8 and 9whi ch are connected tothe eyes of theeye bolts 5 and 6ibyrings 5'. and :6 whereby'the saidmember 7 is svvivelly swung in a pendant position from I the center ojfthe neck yoke. =The member 7 with a yertical' slot 18," openin'gfintothe pocket-,Ythe edges of the'slot b straps from catching on the tongueat this point and the headis provided with, two rearwardly extendingarms l5r'and16 which p are fastened to the tongue by bolts 17 pass-' Thehead is formed to 1 present 7 also, a horizontally a extending neck mg.therethrough,

l8 whichterminates in a ball end 19.

of'the socket, the neck 1n the-meantime slidingxdown Within the slot 13;

horizontal posltwn y the ball resting in the lower end of the pocket.

he neck'and the slot are so designed that i a freesvvivelling movementof the ball in the socket is. permitted and further the parts positionabove the tongue without there. being any jamming action ofthesocketbody 7 against the head "or forvv'ard end of the tongue.

polelbutin'iny case,' 1 ey carry a special socket like member 7. a

1he,;fo rWfard end of the tongue thereof,

v 95 Under normal- Q T pullingconditions of the draft animals, the sparts appear approximately in the position I If reference be made toFigure 3 wherein bolt. The hole 12 is provided to permit 35 the deviceis shown in the latter position, it snow anddirt to escape item thepooket. In

will be seen that the design of the socket is Figure 1 of the drawing, Ihave shown in such that it does not catch in any way on the dottedoutline the customary strap 20 fast 5 pole or pole fittings but swingsfreely back ened tothe under side ofthe tongne by the towards the poleand at this time any free bolt 17 and" presenting the usual knee oriomovement required in theneck yoke will be shoulder 21 against which thecustomarily accommodated by the ordinary connections used neck yoke ringengages. This strap which fasten the ends of the neck yoke to the canobviously be mounted on the tongue animals. It will be further notedthat in when desired, that is, in instances where the latter position ofthe neck yoke, the it may be necessary to use theordinaryneck 45 ton uecannot escape from the socket as it yoke carrying the customaryWWIAQIQCBIV- is eingforced into the closed end of the in ring. 7 5 ysocket. Should the draft animals suddenly Vhat I claim as my inventionlunge forward or the tugs break, theposi- A tongue and neck yoke ouphngcompri's tion of the parts will be such as shown in ing a socketdikemember openat the upper 50 Fi ure land here it will be noted that theend, the upper ed e of Said member being ha is retained within thesocket and cannot inclined downwarcfiy from front to rear, the

esca e therefrom, v V rear side thereof being rovided witha. verti- I atany time it is desired to detach the cal slot and the front si ethereofbeing fitted done very readily by raising the all to pass ing throughthe eyes, ye bolts passing it out the upper end of the socket. As the"through the rings and connecting the socket open end of the socketisinclined, it is a very member centrally to the of the easy mattertoplace the ball in the socket neck yoke, and a head secured to theforward when desired as it will be apparent that end of the tongue andpresenting a horimm 8 when the ball has been brought to a position tallyextending neck terminating in abellend, where it strikes the upper ormost elevated the ball being adapted to isiidhbiy enter the dart of themember 7, it can be then readily socket through the, upper end thereofand r i cropped into the socket and the inclined the neck to passdownwardly through the ed es' at 11 will direct the neck into the slot.slot. y 1 l l y -o ilst I have shown the device provided V Signed atKamloops, Bpfl thisfllst do; oi with two eyes, onecould be used wherethe August 1925. h 3 a v i, r M neck yoke fittings only provide a singleeye N ROBERT HOLLIS.

neck yoke from the tongue or le, this is at the upper end withspaqedeyes ingspass

